Home / 11,391.91-17,087.76-3,600.73

Finding the Fourth Proportional to 11,391.91, 17,087.76 and 3,600.73

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Solution

The fourth proportional to 11,391.91, 17,087.76 and 3,600.73 is: 5,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.91 : 17,087.76 = 3,600.73 : x
  2. Step 2: Convert to fraction form
    11,391.91/17,087.76 = 3,600.73/x
  3. Step 3: Cross multiply
    11,391.91x = 17,087.76 × 3,600.73
  4. Step 4: Simplify right side
    11,391.91x = 61,528,324.63
  5. Step 5: Solve for x
    x = 61,528,324.63/11,391.91
  6. Step 6: Final answer
    x = 5,401.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.